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CVE-2018-10749

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. An authenticated user can pass a long...

8.8 High

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. An authenticated user can pass a long buffer as a 'commit' parameter to the '/userfs/bin/tcapi' binary (in the Diagnostics component) using the 'commit <node_name>' function and cause memory corruption. Furthermore, it is possible to redirect the flow of the program and execute arbitrary code.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.56%Up 2.0 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. An authenticated user can pass a long buffer as a 'commit' parameter to the '/userfs/bin/tcapi' binary (in the Diagnostics component) using the 'commit <node_name>' function and cause memory corruption. Furthermore, it is possible to redirect the flow of the program and execute arbitrary code.

Record
CVE-2018-10749
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
9.0 HighAV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. An authenticated user can pass a long buffer as a 'commit' parameter to the '/userfs/bin/tcapi' binary (in the Diagnostics component) using the 'commit <node_name>' function and cause memory corruption. Furthermore, it is possible to redirect the flow of the program and execute arbitrary code.

Record
CVE-2018-10749
Updated
2026-11-02
EUVDEUVD-2018-2819 No score

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. An authenticated user can pass a long buffer as a 'commit' parameter to the '/userfs/bin/tcapi' binary (in the Diagnostics component) using the 'commit <node_name>' function and cause memory corruption. Furthermore, it is possible to redirect the flow of the program and execute arbitrary code.

Record
EUVD-2018-2819
Updated
2026-11-03
GitHub AdvisoriesGHSA-fr8g-qmx5-jvhc 8.8

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. An authenticated user can pass a long...

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. An authenticated user can pass a long buffer as a 'commit' parameter to the '/userfs/bin/tcapi' binary (in the Diagnostics component) using the 'commit <node_name>' function and cause memory corruption. Furthermore, it is possible to redirect the flow of the program and execute arbitrary code.

Record
GHSA-fr8g-qmx5-jvhc
CVSS 3.0
8.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-119
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-10749 is a high vulnerability (CVSS 8.8) in D-link Dsl-3782 Firmware, published May 4, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.56%, the 85th percentile. No source names a fixed version.

References

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